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Chrome Tourmaline
Chrome Tourmaline

Sillimanite
Sillimanite



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Chrome Tourmaline
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Sillimanite

Chrome Tourmaline Vs Sillimanite

Astrology

Origin

-
USA, Madagascar, India, Sri Lanka, Burma, Australia, Italy, Brazil

Color

White, Colorless, Blue, Red, Green, Yellow, Violet
Blue, Green, Brownish, Greenish, Colorless, gray

Streak

-
White

For which Rashi?

Libra
-

Planet

Venus, Mars
-

Element of Planets

Earth
-

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

Venus, Mars
-

Not to wear with

-
-

Powers

Love, Courage
-

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
Tough

Solubility

-
-

Durability

-
-

Specific Gravity

2.85-3.353.20-3.26
1 7.18
👆🏻

Fracture

Conchoidal
Splintery

Cleavage

3,2
{010} perfect

Mohs Hardness

7-7.56-7.5
2 10
👆🏻

Chemical Composition

Tourmaline is a series of several different minerals with unique chemical formulas.
Al 2SiO 5Michael O’Donoghue , Gems, Sixth Edition (2006)

Optical Properties

Luster

Vitreous
Vitreous, Subadamantine, Silky

Pleochroism

-
Colourless to pale brown to yellow

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent, Translucent
Transparent, Translucent

Refractive Index

1.614-1.6661.653-1.685
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
Orthorhombic

Birefringence

0.014-0.0400.020-0.022
0 0.296
👆🏻

Clarity

Transparent
Transparent

Benefits

Physical

Neurological

-
-

Cardiovascular

-
-

Respiratory

Good
Good

Reproductive

-
-

Digestive

-
-

Psychology

Balance
Creativity

Healing

Emotional healing
Emotional healing

Qualities Associated

Vitality
Creativity

Chrome Tourmaline Vs Sillimanite Fracture

Fracture is an important parameter when you compare Chrome Tourmaline and Sillimanite Physical Properties. It is necessary to understand the significance of these properties, before you compare Chrome Tourmaline Vs Sillimanite fracture. Whenever a gemstone chip breaks, it leaves a characteristic line along its breakage. Such lines are known as fracture and are used to identify the gemstones in their initial stages of production when they are in the form of rough minerals. Fracture is usually described with the terms “fibrous” and “splintery” to denote a fracture that usually leaves elongated and sharp edges. Fracture observed in Chrome Tourmaline is Conchoidal. Sillimanite fracture is Splintery.

Chrome Tourmaline Vs Sillimanite Luster

A primary knowledge about Chrome Tourmaline vs Sillimanite luster is useful in apparent identifications of these gemstones. Luster is the measure of light that gets reflected when incident on a finished cut gemstone. There are two major types of lusters: Silky and Adamantine. Since luster varies between two crystals of even the same gemstone, luster is limited to basic identification criteria. Chrome Tourmaline exhibits Vitreous luster. Sillimanite, on other hand, exhibits Vitreous, Subadamantine and Silky luster.